Cells

Introduction to Cell Theory

Important Documents






Guiding Questions

1. What is cell theory? 2. Why is cell theory important? 3. What is the difference between a prokaryotic cell and a eukaryotic cell?

TEXTBOOK LINK: Intro to Cells

Vocabulary

**prokaryote** - a cell without a visible nucleus **eukaryote** - a cell with a visible nucleus **cell** <span style="color: #0000ff; font-family: "times new roman",times,serif; font-size: 23px;">- the smallest unit of life <span style="color: #000080; font-family: Arial,Helvetica,sans-serif; font-size: 21px;">**cell wall** <span style="color: #0000ff; font-family: "times new roman",times,serif; font-size: 23px;">- surrounds cell and provides structure and protection (found only in plant cells) <span style="color: #000080; font-family: Arial,Helvetica,sans-serif; font-size: 21px;">**cell membrane** <span style="color: #0000ff; font-family: "times new roman",times,serif; font-size: 23px;">- outer covering of cell that allows nutrients to move in and out of the cell <span style="color: #000080; font-family: Arial,Helvetica,sans-serif; font-size: 21px;">**nucleus** <span style="color: #0000ff; font-family: "times new roman",times,serif; font-size: 23px;">- the control center of a cell; contains DNA <span style="color: #000080; font-family: Arial,Helvetica,sans-serif; font-size: 21px;">**mitochondrion** <span style="color: #0000ff; font-family: "times new roman",times,serif; font-size: 23px;">- converts nutrients into energy for the cell <span style="color: #000080; font-family: Arial,Helvetica,sans-serif; font-size: 21px;">**vacuole** <span style="color: #0000ff; font-family: "times new roman",times,serif; font-size: 23px;">- storage 'bubble' inside cell that may hold water, nutrients or waste <span style="color: #000080; font-family: Arial,Helvetica,sans-serif; font-size: 21px;">**chloroplast** <span style="color: #0000ff; font-family: "times new roman",times,serif; font-size: 23px;">- converts radiant energy from the sun into chemical energy the plant can use as food <span style="color: #000080; font-family: Arial,Helvetica,sans-serif; font-size: 21px;">**cilia** <span style="color: #0000ff; font-family: "times new roman",times,serif; font-size: 23px;">- small, hair-like structures that help a cell move <span style="color: #000080; font-family: Arial,Helvetica,sans-serif; font-size: 21px;">**flagellum** <span style="color: #0000ff; font-family: "times new roman",times,serif; font-size: 23px;">- a long whip-like structure that helps a cell move <span style="color: #000080; font-family: Arial,Helvetica,sans-serif; font-size: 21px;">**cytoplasm** <span style="color: #0000ff; font-family: "times new roman",times,serif; font-size: 23px;">- the jelly-like liquid inside a cell in which organelles float <span style="color: #000080; font-family: Arial,Helvetica,sans-serif; font-size: 21px;">**autotrophic** <span style="color: #0000ff; font-family: "times new roman",times,serif; font-size: 23px;">- an organism that makes it own food through photosynthesis <span style="color: #000080; font-family: Arial,Helvetica,sans-serif; font-size: 21px;">**heterotrophic** <span style="color: #0000ff; font-family: "times new roman",times,serif; font-size: 23px;">- an organism that must get its nutrients from other organisms <span style="color: #000080; font-family: Arial,Helvetica,sans-serif; font-size: 21px;">**chromosomes** <span style="color: #0000ff; font-family: "times new roman",times,serif; font-size: 23px;">- a piece of DNA that contains many genes <span style="color: #000080; font-family: Arial,Helvetica,sans-serif; font-size: 21px;">**structure** <span style="color: #0000ff; font-family: "times new roman",times,serif; font-size: 23px;">- how something is made <span style="color: #000080; font-family: Arial,Helvetica,sans-serif; font-size: 21px;">**function** <span style="color: #0000ff; font-family: "times new roman",times,serif; font-size: 23px;">- how something works or what it does <span style="color: #000080; font-family: Arial,Helvetica,sans-serif; font-size: 21px;">**DNA** <span style="color: #0000ff; font-family: "times new roman",times,serif; font-size: 23px;">- deoxyribonucleic acid; the code found in the nucleus of every cell.

<span style="color: #010156; font-family: "Arial Black",Gadget,sans-serif; font-size: 20px;">Important Links

<span style="color: #010156; font-family: "Arial Black",Gadget,sans-serif; font-size: 20px;">[|Cell Stucture for Kids] __<span style="color: #0000ff; font-family: "Arial Black",Gadget,sans-serif; font-size: 20px;">[|Cell Craft Game] __ __<span style="color: #0000ff; font-family: "Arial Black",Gadget,sans-serif; font-size: 20px;">[|Cell Inspector] __ __<span style="color: #0000ff; font-family: "Arial Black",Gadget,sans-serif; font-size: 20px;">[|Cells Alive!] __ __<span style="color: #0000ff; font-family: "Arial Black",Gadget,sans-serif; font-size: 20px;">[|Cell Games] __ <span style="color: #000080; font-family: "Arial Black",Gadget,sans-serif; font-size: 20px;">Fun Videos:

[|Cell Rap]

[|The Cellular Song]

[|Cellular Haze]